Home / 78,822-170,752

Finding the Third Proportional to 78,822 and 170,752

Calculator

Solution

The third proportional to 78,822 and 170,752 is: 369,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,822 : 170,752 = 170,752 : x
  2. Step 2: Convert to fraction form
    78,822/170,752 = 170,752/x
  3. Step 3: Cross multiply
    78,822x = 170,752 × 170,752
  4. Step 4: Simplify right side
    78,822x = 29,156,245,504
  5. Step 5: Solve for x
    x = 29,156,245,504/78,822
  6. Step 6: Final answer
    x = 369,899.84

Related Problems

Find third proportional to 39,411 and 85,376
Half scale
Find third proportional to 157,644 and 341,504
Double scale
Find third proportional to 78,824 and 170,756
Similar ratio
Find third proportional to 118,233 and 256,128
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.